# HG changeset patch
# User Nicolas Saunier <nicolas.saunier@polymtl.ca>
# Date 1489010729 18000
# Node ID c7e72d7580499253099dc30a85ce9295dd1870d5
# Parent  45384b45e35a2f389d32c4510136c556ad43f8cb
minor update to avoid integer issue

diff -r 45384b45e35a -r c7e72d758049 python/utils.py
--- a/python/utils.py	Wed Feb 15 14:59:57 2017 -0500
+++ b/python/utils.py	Wed Mar 08 17:05:29 2017 -0500
@@ -82,10 +82,7 @@
 
 def computeChi2(expected, observed):
     '''Returns the Chi2 statistics'''
-    result = 0.
-    for e, o in zip(expected, observed):
-        result += ((e-o)*(e-o))/e
-    return result
+    return sum([((e-o)*(e-o))/float(e) for e, o in zip(expected, observed)])
 
 class DistributionSample(object):
     def nSamples(self):